19161520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34217}}^1$

素因数の和:34237

約数の個数: 40

約数和(自身を含む): 50916384

約数和(自身を除く): 31754864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34217, 68434, 136868, 171085, 239519, 273736, 342170, 479038, 547472, 684340, 958076, 1197595, 1368680, 1916152, 2395190, 2737360, 3832304, 4790380, 9580760, 19161520]

約数ペア:

[(1, 19161520), (2, 9580760), (4, 4790380), (5, 3832304), (7, 2737360), (8, 2395190), (10, 1916152), (14, 1368680), (16, 1197595), (20, 958076), (28, 684340), (35, 547472), (40, 479038), (56, 342170), (70, 273736), (80, 239519), (112, 171085), (140, 136868), (280, 68434), (560, 34217)]